From mboxrd@z Thu Jan  1 00:00:00 1970
From: Felipe Contreras <felipe.contreras@gmail.com>
Subject: Re: [1.8.0] use 'stage' term consistently
Date: Sun, 6 May 2012 22:15:34 +0200
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	<201205061221.29592.jnareb@gmail.com>
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Cc: Jakub Narebski <jnareb@gmail.com>, git@vger.kernel.org,
	Junio C Hamano <gitster@pobox.com>,
	Jonathan Nieder <jrnieder@gmail.com>,
	Jeff King <peff@peff.net>, Scott Chacon <schacon@gmail.com>,
	Paolo Ciarrocchi <paolo.ciarrocchi@gmail.com>,
	Johannes Schindelin <johannes.schindelin@gmx.de>,
	Piotr Krukowiecki <piotr.krukowiecki.news@gmail.com>
To: Matthieu Moy <Matthieu.Moy@grenoble-inp.fr>
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On Sun, May 6, 2012 at 12:39 PM, Matthieu Moy
<Matthieu.Moy@grenoble-inp.fr> wrote:
> Jakub Narebski <jnareb@gmail.com> writes:
>
>> Actually Git porcelain does use 'the index' as a cache (computing),
>> i.e. as a place to store redundant information (stat data, sha-1
>> for trees with DIRC dircache extension) for faster access.
>
> This is an implementation optimization, that is not supposed to be
> visible for the user. Commands refering to the "cache" are not about
> stat data cache (e.g. "git diff --cached" is really about the content,
> not the stat cache).

Exactly; that's an implementation detail that doesn't affect how the
user actually interacts with the staging area.

-- 
Felipe Contreras